Phoenix, AZ: Current UV Index and Hourly Forecast

On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Phoenix, Maricopa County, Arizona (AZ). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.

Current UV Index
5:18 PM MST

0.4Risk: Low

(Updated 18 minutes ago.)

As of 5:18 PM MST, the UV Index in Phoenix, AZ is 0.4 (Low).
The UV Index is expected to fall to 0 (still Low) between 6:00 PM - 7:00 PM MST today.

Hourly UV Index Forecast for Today
Friday, October 11, 2024

6 AM9 AM12 PM3 PM6 PM9 PMMountain Standard Time (MST)0123456789101112 Current Time: 5:18 PM, MST

UV Index Data sourced from the NOAA.


As of 5:18 PM MST on Friday, October 11, 2024, the UV index in Phoenix, AZ is at a low level of 0.4. At this time of the evening, the sun is about to set and there is very low exposure to UV radiation. The UV Index will drop to 0 at 6:00 PM and stay at 0 through the early morning hours until around 8:00 AM tomorrow.

As the day progresses tomorrow (October 12, 2024), the UV Index will rise to 0.5 between 8:00 AM - 9:00 AM, still considered low. The UV Index in Phoenix will continue to rise through the morning, reaching a moderate level of 3.3 between 10:00 AM - 11:00 AM and a high level of 6.2 between 12:00 PM - 1:00 PM. The UV Index will peak between 12:00 PM and 1:00 PM with a high reading of 6.2.

For the protection of your health against UV exposure, we highly recommended wearing sunglasses, generously applying broad-spectrum SPF 15+ strength sunscreen on exposed skin, covering the body with sun-protective clothing and a wide-brim hat, and reducing the time spent outdoors in the sun during peak hours.

After reaching its peak for the day, the UV Index will gradually decline through the afternoon and evening. It will return to moderate levels at 2:00 PM and then drop to low levels again from 4:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 6:00 PM.


Summary of Hourly UV Index Forecast for Today and Tomorrow in Phoenix, AZ

Today

Time Range UV Index Risk
6:00 AM - 10:00 AM (MST) 0 - 1.7
Low
10:00 AM - 12:00 PM 3.4 - 5.2
Moderate
12:00 PM - 2:00 PM 6.3 - 6.4
High
2:00 PM - 4:00 PM 3.3 - 5.2
Moderate
4:00 PM - 12:00 AM 0 - 1.6
Low

Tomorrow

Time Range UV Index Risk
12:00 AM - 10:00 AM (MST) 0 - 1.6
Low
10:00 AM - 12:00 PM 3.3 - 5.1
Moderate
12:00 PM - 2:00 PM 6.2
High
2:00 PM - 4:00 PM 3.2 - 5
Moderate
4:00 PM - 12:00 AM 0 - 1.5
Low

Detailed Hourly Phoenix UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
Time UV Index Risk
5:00 PM - 6:00 PM (Now, MST) 0.4
Low
6:00 PM - 7:00 PM 0
Low
7:00 PM - 8:00 PM 0
Low
8:00 PM - 9:00 PM 0
Low
9:00 PM - 10:00 PM 0
Low
10:00 PM - 11:00 PM 0
Low
11:00 PM - 12:00 AM 0
Low

Current UV Index in Nearby Cities